Revert of Move SecurityLevel into a class of its own

chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java
index 6d1d591b7f82787c3ceafb0bc11b87521ce02d1c..e8aeac595bc32f7e1e7acb3630e180c60a0fe1fe 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModel.java
@@ -5,6 +5,7 @@
 package org.chromium.chrome.browser.toolbar;
 
 import org.chromium.base.CalledByNative;
+import org.chromium.chrome.browser.ui.toolbar.ToolbarModelSecurityLevel;
 import org.chromium.content_public.browser.WebContents;
 
 /**
@@ -24,6 +25,19 @@
     }
 
     private long mNativeToolbarModelAndroid;
+
+    /**
+     * Fetch the security level for a given web contents.
+     *
+     * @param webContents The web contents to get the security level for.
+     * @return The ToolbarModelSecurityLevel for the specified web contents.
+     *
+     * @see ToolbarModelSecurityLevel
+     */
+    public static int getSecurityLevelForWebContents(WebContents webContents) {
+        if (webContents == null) return ToolbarModelSecurityLevel.NONE;
+        return nativeGetSecurityLevelForWebContents(webContents);
+    }
 
     /**
      * @param webContents The web contents to query for deprecated SHA-1 presence.
@@ -69,6 +83,7 @@
         return nativeWouldReplaceURL(mNativeToolbarModelAndroid);
     }
 
+    private static native int nativeGetSecurityLevelForWebContents(WebContents webContents);
     private static native boolean nativeIsDeprecatedSHA1Present(WebContents webContents);
 
     private native long nativeInit(ToolbarModelDelegate delegate);